From 815aac9f7e9a23babdc52c035d02a12222c9200b Mon Sep 17 00:00:00 2001
From: "Andrew F. Davis" <afd@ti.com>
Date: Sun, 2 Apr 2017 18:22:53 -0500
Subject: [PATCH] am43xx: Initial support for TI AM43xx
Signed-off-by: Andrew F. Davis <afd@ti.com>
Reviewed-by: Igor Opaniuk <igor.opaniuk@linaro.org>
---
README.md | 2 ++
am43xx.mk | 36 ++++++++++++++++++++++++
ti/fitImage-am43xx.its | 62 ++++++++++++++++++++++++++++++++++++++++++
3 files changed, 100 insertions(+)
create mode 100644 am43xx.mk
create mode 100644 ti/fitImage-am43xx.its
diff --git a/README.md b/README.md
index b922f77..9c55432 100644
--- a/README.md
+++ b/README.md
@@ -88,6 +88,7 @@ information.
| [QEMUv8](http://wiki.qemu.org/Main_Page) |`PLATFORM=vexpress-qemu_armv8a`| Yes |
| [Raspberry Pi 3](https://www.raspberrypi.org/products/raspberry-pi-3-model-b) |`PLATFORM=rpi3`| Yes |
| [Texas Instruments DRA7xx](http://www.ti.com/product/DRA746)|`PLATFORM=ti-dra7xx`| Yes |
+| [Texas Instruments AM43xx](http://www.ti.com/product/AM4379)|`PLATFORM=ti-am43xx`| Yes |
# 6. Manifests
Here is a list of manifests for the devices currently supported.
@@ -103,6 +104,7 @@ Here is a list of manifests for the devices currently supported.
| ARM Juno board| `juno.xml` | `juno_stable.xml` |
| Raspberry Pi 3 | `rpi3.xml` | `rpi3_stable.xml` |
| DRA7xx | `dra7xx.xml` | `dra7xx_stable.xml` |
+| AM43xx | `am43xx.xml` | `am43xx_stable.xml` |
# 7. Get and build the solution
Below we will describe the general way of getting the source, building the
diff --git a/am43xx.mk b/am43xx.mk
new file mode 100644
index 0000000..2bd9eb3
--- /dev/null
+++ b/am43xx.mk
@@ -0,0 +1,36 @@
+###############################################################################
+# Following variables defines how the NS_USER (Non Secure User - Client
+# Application), NS_KERNEL (Non Secure Kernel), S_KERNEL (Secure Kernel) and
+# S_USER (Secure User - TA) are compiled
+###############################################################################
+override COMPILE_NS_USER := 32
+override COMPILE_NS_KERNEL := 32
+override COMPILE_S_USER := 32
+override COMPILE_S_KERNEL := 32
+
+###############################################################################
+# Includes
+###############################################################################
+-include common.mk
+
+###############################################################################
+# Paths to git projects and various binaries
+###############################################################################
+STAGING_AREA ?= $(ROOT)/out
+U-BOOT_PATH ?= $(ROOT)/u-boot
+UBOOT_SPL ?= $(U-BOOT_PATH)/u-boot-spl_HS_ISSW
+UBOOT_IMG ?= $(U-BOOT_PATH)/u-boot_HS.img
+UBOOT_ENV ?= $(BUILD_PATH)/ti/uEnv.txt
+LINUX_IMAGE ?= $(LINUX_PATH)/arch/arm/boot/zImage
+LINUX_DTBS ?= $(wildcard $(LINUX_PATH)/arch/arm/boot/dts/am43*.dtb)
+FIT_SOURCE ?= $(BUILD_PATH)/ti/fitImage-am43xx.its
+FIT_MAKEFILE ?= $(BUILD_PATH)/ti/Makefile
+OPTEE_PLATFORM ?= ti-am43xx
+U-BOOT_CONFIG ?= am43xx_hs_evm_defconfig
+CONFIG_TYPE ?= ti_sdk_am4x_debug
+BUSYBOX_TARGET ?= am43xx
+
+###############################################################################
+# Include common to TI builds
+###############################################################################
+include ti/ti-common.mk
diff --git a/ti/fitImage-am43xx.its b/ti/fitImage-am43xx.its
new file mode 100644
index 0000000..ee88b76
--- /dev/null
+++ b/ti/fitImage-am43xx.its
@@ -0,0 +1,62 @@
+/dts-v1/;
+
+/ {
+ description = "U-Boot fitImage";
+ #address-cells = <1>;
+
+ images {
+ kernel@1 {
+ description = "Linux kernel";
+ data = /incbin/("zImage.sec");
+ type = "kernel";
+ arch = "arm";
+ os = "linux";
+ compression = "none";
+ load = <0x82000000>;
+ entry = <0x82000000>;
+ };
+
+ am437x-gp-evm.dtb {
+ description = "Flattened Device Tree blob";
+ data = /incbin/("am437x-gp-evm.dtb.sec");
+ type = "flat_dt";
+ arch = "arm";
+ compression = "none";
+ };
+
+ am43x-epos-evm.dtb {
+ description = "Flattened Device Tree blob";
+ data = /incbin/("am43x-epos-evm.dtb.sec");
+ type = "flat_dt";
+ arch = "arm";
+ compression = "none";
+ };
+
+ optee {
+ description = "OPTEE OS Image";
+ data = /incbin/("tee.bin.sec");
+ type = "tee";
+ arch = "arm";
+ compression = "none";
+ load = <0xbdb000e4>;
+ };
+ };
+
+ configurations {
+ default = "am437x-gp-evm.dtb";
+
+ am437x-gp-evm.dtb {
+ description = "Linux kernel, FDT blob, OPTEE OS";
+ kernel = "kernel@1";
+ fdt = "am437x-gp-evm.dtb";
+ loadables = "optee";
+ };
+
+ am43x-epos-evm.dtb {
+ description = "Linux kernel, FDT blob, OPTEE OS";
+ kernel = "kernel@1";
+ fdt = "am43x-epos-evm.dtb";
+ loadables = "optee";
+ };
+ };
+};
--
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